Update OnePlus One to Android 6.0 Marshmallow via AOSP ROM

OnePlus One users are in for some exciting news as the first Android 6.0 Marshmallow-based custom firmware is now available via AOSP ROM. Although this is an experimental build based on CyanogenMod 12.1 (CM12.1) Kernel, it is said to be highly-stable unlike other untested builds.

Update OnePlus One to Android 6.0 Marshmallow via AOSP ROMXDA

The installation of this ROM requires any custom recovery tool like TWRP or CWM to be pre-installed on the phone. Interested users may go ahead and install the latest Android 6.0 AOSParadox Project 1.0 ROM on OnePlus One, using the step-by-step guide provided below. IBTimes UK will not be responsible for any damage to the device during or after the firmware installation. Users are advised to proceed at their own risk.

The instructions given in this guide are meant for OnePlus One only. Verify device model number by navigating to Settings > About Phone.

Ensure the phone has at least 80% battery charge to prevent unexpected device shutdown (due to battery drain) while installing the ROM.

Back up data and settings using a recommended custom recovery tool, like ClockworkMod (CWM) or TWRP, as it creates a complete image of the existing phone setup. In Recovery, choose Backup and Restore and tap Backup.